Home / 80,772.04-111,451.71-44,961.81

Finding the Fourth Proportional to 80,772.04, 111,451.71 and 44,961.81

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Solution

The fourth proportional to 80,772.04, 111,451.71 and 44,961.81 is: 62,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,772.04 : 111,451.71 = 44,961.81 : x
  2. Step 2: Convert to fraction form
    80,772.04/111,451.71 = 44,961.81/x
  3. Step 3: Cross multiply
    80,772.04x = 111,451.71 × 44,961.81
  4. Step 4: Simplify right side
    80,772.04x = 5,011,070,609.20
  5. Step 5: Solve for x
    x = 5,011,070,609.20/80,772.04
  6. Step 6: Final answer
    x = 62,039.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.